Home / 1,355,848,082.40-2,033,772,123.60-435,817,423.20

Finding the Fourth Proportional to 1,355,848,082.40, 2,033,772,123.60 and 435,817,423.20

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Solution

The fourth proportional to 1,355,848,082.40, 2,033,772,123.60 and 435,817,423.20 is: 653,726,134.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,355,848,082.40 : 2,033,772,123.60 = 435,817,423.20 : x
  2. Step 2: Convert to fraction form
    1,355,848,082.40/2,033,772,123.60 = 435,817,423.20/x
  3. Step 3: Cross multiply
    1,355,848,082.40x = 2,033,772,123.60 × 435,817,423.20
  4. Step 4: Simplify right side
    1,355,848,082.40x = 886,353,326,283,343,872
  5. Step 5: Solve for x
    x = 886,353,326,283,343,872/1,355,848,082.40
  6. Step 6: Final answer
    x = 653,726,134.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.